<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>条件渲染-练习</title>
    <style></style>
  </head>
  <body>
    <div id="root"></div>

    <script src="./js/react.development.js"></script>
    <script src="./js/react-dom.development.js"></script>
    <script src="./js/babel.min.js"></script>

    <script type="text/babel">
      //列表渲染
      let frames = ["Vue", "React", "Angular"];
      
      //创建虚拟 DOM
      let vdom = <div>
          <h2>前端三大框架</h2>
          <hr />
          <ul>
            {
              frames.map((item, index) => {
                return <li key={index}>{item}</li>
              })
            }            
          </ul>
        </div>

      ReactDOM.render(vdom, document.querySelector('#root'))
    </script>
  </body>
</html>
